XENSND_OP_HW_PARAM_QUERY   68 sound/xen/xen_snd_front.c 	req = be_stream_prepare_req(evtchnl, XENSND_OP_HW_PARAM_QUERY);
XENSND_OP_HW_PARAM_QUERY   60 sound/xen/xen_snd_front_evtchnl.c 		case XENSND_OP_HW_PARAM_QUERY: